Install Autotest with notifications on Ubuntu

autotest_installation.sh

#!/usr/sh
#Install Autotest on Ubuntu with notifications
sudo apt-get install libnotify-bin
sudo gem install ZenTest autotest-rails autotest-notification redgreen phocus

#Run
an-install

#In ~/.autotest, add :
require 'redgreen/autotest'

#If you have errors
#Change line 167 of $GEMS_HOME/ZenTest-X.X/lib/autotest.rb from:
  self.unit_diff         = "unit_diff -u"
#to:
  self.unit_diff         = "unit_diff"